Oracle WebLogic Server 12c: Administration I Ed 3 Quiz Questions and Answers

A WebLogic server (WLS) domain was recently updated from WLS 10.3.6 to WLS 12.12. What is the mode of operation of the Node Manager after the update and what is needed to keep the same behavior as in WLS 10.3.6?

Answer :
  • Node manager runs in “per domain” mode and requires manual steps to return to the “per machine” mode, used in WLS10.3.6.

You shut down a managed server by using the administration console. Which statement is always true?

Answer :
  • You can choose to shut down the server right away or after it completes its work.

A new machine was given to your department. This machine has two WebLogic server12.1.2 installations, each with different inventories. Which command or tool do you use to determine the differences in products installed in each of the inventories?

Answer :
  • ORACLE_HOME/wlserver/bin/compareInventory-sh-oracle-home1 < oracle-home1 location > - oracle-home2 < oracle-home2 location >.

An online store web application is deployed to a WebLogic server cluster. The user of the application frequently complains that the information in their shopping cart vanishes before they can complete an order. You use the Administration Console to monitor the web application. Which metric is the most relevant to this problem?

Answer :
  • Session timeout

You are troubleshooting why transactions are not being committed. After investigation, you realize that these transactions have enough time during the first phase of the two-phase commit, but not enough time during the second phase. Therefore, rather than committing, they are timing out and are being rolled back. Which Java Transaction API (JTA) attribute needs a larger value?

Answer :
  • Abandon Timeout seconds

Which two statements are characteristics of the Reconfiguration Wizard?

Answer :
  • The Reconfiguration Wizard does not allow the reconfiguration of JDBC data sources

While using the Configuration Wizard to create a new domain, you do not set the Listen Address for the administration server and accept the default value. What is the result?

Answer :
  • The server binds to localhost

Consider a domain with an existing JDBC data source, which connects to an Oracle database. Your database administrator requests that the JDBC connections to this database now specify a different username. Which data source attribute would you modify to implement this requirement?

Answer :
  • Properties

You need to configure WebLogic Server to satisfy the needs of your new application that will update more than one data set on several databases in the same transaction. All updates will be committed or rolled back at the end of the transaction. Which setting should be considered?

Answer :
  • Enable Two-Phase Commit in each data source

A customer has a development environment that uses the auto-deployment feature. The customer claims the application is not redeployed even if the new version is copied to an application subdirectory. Which two parameters of the configuration should you check?

Answer :
  • If server was started in the Development Mode. Auto-deployment is not supported in production mode.